Author: Walter Rosenberger, Scientist, and Kenny Morrison, Senior Engineer I, TTCI

This methodology turns HI data (as plotted) into actionable control limits as shown in the table (inset).

Deterministically Setting Hunting Speed Restrictions

RAILWAY AGE, SEPTEMBER 2021 ISSUE: TTCI has developed a new method for railroads to optimize hunting speed restrictions. This method uses truck hunting detector (THD) data to assess hunting risks objectively and uniformly, and applies speed restrictions deterministically.